mirror of
https://github.com/clap-rs/clap
synced 2024-12-14 23:02:31 +00:00
4b51b8e253
`#[clap(about)]` only overrides `about`. If the doc comment also sets `long_about`, it won't be overridden. This change is to help raise visibility of reseting `long_about` in these cases.
21 lines
349 B
Rust
21 lines
349 B
Rust
use clap::Parser;
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#[derive(Parser)]
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#[clap(author, version, about, long_about = None)]
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struct Cli {
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/// Network port to use
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#[clap(parse(try_from_str))]
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port: usize,
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}
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fn main() {
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let cli = Cli::parse();
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println!("PORT = {}", cli.port);
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}
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#[test]
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fn verify_app() {
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use clap::IntoApp;
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Cli::into_app().debug_assert()
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}
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